EP4519975A4 - Verfahren zur ermöglichung von 8tx-uplink-mimo-übertragungen - Google Patents

Verfahren zur ermöglichung von 8tx-uplink-mimo-übertragungen

Info

Publication number
EP4519975A4
EP4519975A4 EP22940648.3A EP22940648A EP4519975A4 EP 4519975 A4 EP4519975 A4 EP 4519975A4 EP 22940648 A EP22940648 A EP 22940648A EP 4519975 A4 EP4519975 A4 EP 4519975A4
Authority
EP
European Patent Office
Prior art keywords
enchanting
mimo transmissions
uplink mimo
uplink
transmissions
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22940648.3A
Other languages
English (en)
French (fr)
Other versions
EP4519975A1 (de
Inventor
Hyojin Lee
Kexin Xiao
Yu Zhang
Weimin Duan
Yi Huang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of EP4519975A1 publication Critical patent/EP4519975A1/de
Publication of EP4519975A4 publication Critical patent/EP4519975A4/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
EP22940648.3A 2022-05-06 2022-05-06 Verfahren zur ermöglichung von 8tx-uplink-mimo-übertragungen Pending EP4519975A4 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2022/091311 WO2023212954A1 (en) 2022-05-06 2022-05-06 Techniques to facilitate 8tx uplink mimo transmissions

Publications (2)

Publication Number Publication Date
EP4519975A1 EP4519975A1 (de) 2025-03-12
EP4519975A4 true EP4519975A4 (de) 2026-03-04

Family

ID=88646161

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22940648.3A Pending EP4519975A4 (de) 2022-05-06 2022-05-06 Verfahren zur ermöglichung von 8tx-uplink-mimo-übertragungen

Country Status (4)

Country Link
US (1) US20250183944A1 (de)
EP (1) EP4519975A4 (de)
CN (1) CN119111041A (de)
WO (1) WO2023212954A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115943707B (zh) * 2021-08-05 2026-03-24 苹果公司 5g新空口无线通信中的srs信令
KR20240022297A (ko) * 2022-08-11 2024-02-20 삼성전자주식회사 무선 통신 시스템에서 다중 패널 지원을 위한 프리코더 지시 방법 및 장치
US20240405831A1 (en) * 2023-06-02 2024-12-05 Qualcomm Incorporated Preprocessing-based precoding
GB2643146A (en) * 2024-08-01 2026-02-11 Nokia Technologies Oy Method and apparatus for uplink MIMO

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200083939A1 (en) * 2017-03-31 2020-03-12 Lg Electronics Inc. Wireless communication system enhancement link data transfer method and apparatus thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11799533B2 (en) * 2017-07-27 2023-10-24 Apple Inc. Physical uplink shared channel (PUSCH) transmission based on robust codebook
US10707939B2 (en) * 2017-10-03 2020-07-07 Mediatek Inc. Codebook-based uplink transmission in wireless communications
WO2020019136A1 (en) * 2018-07-23 2020-01-30 Qualcomm Incorporated Configuration of sounding reference signal resource for multi-panel uplink transmission
EP4738718A2 (de) * 2019-04-29 2026-05-06 Telefonaktiebolaget LM Ericsson (publ) Übertragung von referenzsignalen von einem endgerät

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200083939A1 (en) * 2017-03-31 2020-03-12 Lg Electronics Inc. Wireless communication system enhancement link data transfer method and apparatus thereof

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023212954A1 *
ZTE: "SRI/TPMI enhancement for enabling 8 TX UL transmission", vol. RAN WG1, no. e-Meeting; 20220509 - 20220520, 29 April 2022 (2022-04-29), XP052152905, Retrieved from the Internet <URL:https://ftp.3gpp.org/tsg_ran/WG1_RL1/TSGR1_109-e/Docs/R1-2203269.zip R1-2203269 SRI TPMI enhancement for enabling 8 TX UL transmission_final.docx> [retrieved on 20220429] *

Also Published As

Publication number Publication date
US20250183944A1 (en) 2025-06-05
WO2023212954A1 (en) 2023-11-09
CN119111041A (zh) 2024-12-10
EP4519975A1 (de) 2025-03-12

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RIC1 Information provided on ipc code assigned before grant

Ipc: H04B 7/0456 20170101AFI20260127BHEP

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